How to purify water with the sun | Emergency Preparedness | Forums

in a emergency situation you can use the sun to purify water in a plastic bottle, like this

http://modernsurviva.....-sunlight/

but here is a nifty little tool to aid that, it's a tube with wax in it that melts at the correct time and temp you would need to purify the water

http://www.solarcook.....9c8ca5d9f1

and directions to build your own

http://solarcooking......production